20868630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{695621}}^1$

素因数の和:695631

約数の個数: 16

約数和(自身を含む): 50084784

約数和(自身を除く): 29216154

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 695621, 1391242, 2086863, 3478105, 4173726, 6956210, 10434315, 20868630]

約数ペア:

[(1, 20868630), (2, 10434315), (3, 6956210), (5, 4173726), (6, 3478105), (10, 2086863), (15, 1391242), (30, 695621)]